package com.mmall.controller.backend;

import com.google.common.collect.Maps;
import com.mmall.common.Const;
import com.mmall.common.ResponseCode;
import com.mmall.common.ServerResponse;
import com.mmall.pojo.Product;
import com.mmall.pojo.User;
import com.mmall.service.IFileService;
import com.mmall.service.IProductService;
import com.mmall.util.PropertiesUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.security.SecureRandom;
import java.util.Map;

import com.mmall.service.IUserService;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

/**
 * Created by lenovo on 2018-04-26.
 */
@Controller
@RequestMapping("/manage/product")

public class ProductManageController {
    @Autowired
    private IUserService iUserService;
    @Autowired
    private IProductService iProductService;
    @Autowired
    private IFileService iFileService;

    @RequestMapping("save.do")
    @ResponseBody
        public ServerResponse productSave(HttpSession session,Product product){
            User user=(User)session.getAttribute(Const.CURRENT_USER);
            if(user==null){
                return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录，请登录");
            }
            if(iUserService.checkAdminRole(user).isSuccess()){
                //填充我们增加产品的业务逻辑
                return iProductService.saveOrUpdateProduct(product);
            }else{
                return ServerResponse.createByErrorMessage("无权限操作");
            }
        }

    @RequestMapping("set_sale_status.do")
    @ResponseBody
    public ServerResponse setSaleStatus(HttpSession session,Integer productId,Integer status){
        User user=(User)session.getAttribute(Const.CURRENT_USER);
        if(user==null){
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录，请登录");
        }
        if(iUserService.checkAdminRole(user).isSuccess()){
            return iProductService.setSaleStatus(productId,status);
        }else{
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    @RequestMapping("detail.do")
    @ResponseBody
    public ServerResponse getDetail(HttpSession session,Integer productId ){
        User user=(User)session.getAttribute(Const.CURRENT_USER);
        if(user==null){
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录，请登录");
        }
        if(iUserService.checkAdminRole(user).isSuccess()){
            //填充业务
            return iProductService.manageProductDetail(productId);
        }else{
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    @RequestMapping("list.do")
    @ResponseBody
    public ServerResponse getList(HttpSession session,@RequestParam(value="pageNum",defaultValue = "1")int pageNum, @RequestParam(value="pageSize",defaultValue = "1")int pageSize){
        User user=(User)session.getAttribute(Const.CURRENT_USER);
        if(user==null){
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录，请登录");
        }
        if(iUserService.checkAdminRole(user).isSuccess()){
            //填充业务
            return iProductService.getProductList(pageNum,pageSize);
        }else{
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    @RequestMapping("search.do")
    @ResponseBody
    public ServerResponse productSearch(HttpSession session,String productName,Integer productId,@RequestParam(value="pageNum",defaultValue = "1")int pageNum, @RequestParam(value="pageSize",defaultValue = "1")int pageSize){
        User user=(User)session.getAttribute(Const.CURRENT_USER);
        if(user==null){
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录，请登录");
        }
        if(iUserService.checkAdminRole(user).isSuccess()){
            //填充业务
            return iProductService.searchProduct(productName,productId,pageNum,pageSize);
        }else{
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }
    @RequestMapping("upload.do")
    @ResponseBody
    public ServerResponse upload(HttpSession session,@RequestParam(value = "upload_file",required =false) MultipartFile file, HttpServletRequest request) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录，请登录");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            String path = request.getSession().getServletContext().getRealPath("upload");
            String targetFileName = iFileService.upload(file, path);
            String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targetFileName;
            Map fileMap = Maps.newHashMap();
            fileMap.put("uri", targetFileName);
            fileMap.put("url", url);
            return ServerResponse.createBySuccess(fileMap);
        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }
    @RequestMapping("richtext_img_upload.do")
    @ResponseBody
    public Map richTextImgUpLoad(HttpSession session, @RequestParam(value = "upload_file",required =false) MultipartFile file, HttpServletRequest request, HttpServletResponse response) {
        Map resultMap = Maps.newHashMap();
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            resultMap.put("success", false);
            resultMap.put("msg", "请登录管理员");
            return resultMap;
        }
        //富文本中对于返回值有自己的要求，我们使用的是simditor所以按照simditor的要求进行返回
//        {
//        "success":true/false,
//        "msg":"error message",#optional
//        "file_path";"[real file path]"
//        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            String path = request.getSession().getServletContext().getRealPath("upload");
            String targetFileName = iFileService.upload(file, path);
            if (StringUtils.isBlank(targetFileName)) {
                resultMap.put("success", false);
                resultMap.put("msg", "上传失败");
                return resultMap;
            }
            String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targetFileName;
            resultMap.put("success", true);
            resultMap.put("msg", "上传成功");
            resultMap.put("file_path", url);
            response.addHeader("Access-Control-Allow-Headers", "X-File-Name");
            return resultMap;
        } else {
            resultMap.put("success", false);
            resultMap.put("msg", "无权限操作");
            return resultMap;
        }

    }

}
